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United Kingdom weather

Weather in Portrush for August 2026

Your guide to Portrush weather in August - trends and predictions

    Temperatures

  • In general, the average temperature in Portrush at the beginning of August is 16.7 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 16.4 °C by the end of August.

    • Rain 🌧️

  • Portrush experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 166.7 mm.

    • More

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Average dry days
7
Dry days
Average rainy days
24
Rainy days
Average snowy days
0
Snow days
Average temperatures
16°/11°
Temperatures
Average wind speed
29 km/h
Avg max wind
Average humidity
83 %
Avg humidity

Portrush Weather August

Move between months or click on a day
July
September
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate rain at times
16°
2
Moderate or heavy rain shower
18°
3
Heavy rain at times
16°
4
Moderate or heavy rain shower
17°
5
Moderate or heavy rain shower
17°
6
Heavy rain at times
17°
7
Patchy rain possible
16°
8
Moderate or heavy rain shower
17°
9
Moderate rain at times
16°
10
Moderate rain at times
17°
11
Cloudy
19°
12
Moderate or heavy rain shower
18°
13
Patchy rain possible
20°
14
Patchy rain possible
17°
15
Moderate or heavy rain shower
16°
16
Patchy rain possible
17°
17
Patchy rain possible
18°
18
Patchy rain possible
18°
19
Moderate or heavy rain shower
17°
20
Heavy rain at times
15°
21
Moderate rain at times
15°
22
Patchy rain possible
15°
23
Moderate or heavy rain shower
17°
24
Moderate rain at times
17°
25
Moderate or heavy rain shower
18°
26
Patchy rain possible
17°
27
Moderate rain at times
17°
28
Moderate or heavy rain shower
16°
29
Patchy rain possible
15°
30
Patchy rain possible
16°
31
Cloudy
16°

Temperatures trend during August in Portrush

See the weather trend as well as the moving average line

August weather in Portrush day by day

Click on a date for more information
July September
Date Weather Temperatures Rain UV More
1 Aug. Moderate rain at times
Moderate rain at times
 16° /12° 1.5 mm 4
2 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 18° /11° 10.5 mm 4
3 Aug. Heavy rain at times
Heavy rain at times
 16° /11° 3.6 mm 4
4 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /11° 10.7 mm 4
5 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /12° 6.6 mm 4
6 Aug. Heavy rain at times
Heavy rain at times
 17° /11° 2.6 mm 4
7 Aug. Patchy rain possible
Patchy rain possible
 16° /12° 1.2 mm 4
8 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /10° 3.7 mm 4
9 Aug. Moderate rain at times
Moderate rain at times
 16° /12° 3.6 mm 4
10 Aug. Moderate rain at times
Moderate rain at times
 17° /11° 3 mm 4
11 Aug. Cloudy
Cloudy
 19° /12° 1 mm 4
12 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 18° /13° 4.2 mm 5
13 Aug. Patchy rain possible
Patchy rain possible
 20° /13° 3.2 mm 5
14 Aug. Patchy rain possible
Patchy rain possible
 17° /12° 1.1 mm 4
15 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 16° /12° 7.8 mm 4
16 Aug. Patchy rain possible
Patchy rain possible
 17° /11° 0.2 mm 5
17 Aug. Patchy rain possible
Patchy rain possible
 18° /13° 0.3 mm 5
18 Aug. Patchy rain possible
Patchy rain possible
 18° /13° 0.2 mm 5
19 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /12° 4.7 mm 4
20 Aug. Heavy rain at times
Heavy rain at times
 15° /12° 2.5 mm 4
21 Aug. Moderate rain at times
Moderate rain at times
 15° /11° 2.2 mm 4
22 Aug. Patchy rain possible
Patchy rain possible
 15° /11° 3.2 mm 4
23 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /12° 6.5 mm 4
24 Aug. Moderate rain at times
Moderate rain at times
 17° /12° 1.4 mm 4
25 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 18° /11° 6.3 mm 4
26 Aug. Patchy rain possible
Patchy rain possible
 17° /12° 2.3 mm 4
27 Aug. Moderate rain at times
Moderate rain at times
 17° /13° 6.9 mm 4
28 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 16° /11° 7.5 mm 4
29 Aug. Patchy rain possible
Patchy rain possible
 15° /11° 1.9 mm 4
30 Aug. Patchy rain possible
Patchy rain possible
 16° /11° 2.9 mm 4
31 Aug. Cloudy
Cloudy
 16° /11° 0.8 mm 4
Next
Important Notice
Our weather forecast for Portrush in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Portrush forecast closer to your planned date for the most up-to-date weather information.
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Portrush in August - FAQ

What are the expected maximum and minimum temperatures in Portrush during August?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Portrush during August?
Significant rainfall exceeding 166.7 mm is expected in Portrush during August, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Portrush during August?
The average wind speed in Portrush during August is 29 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Portrush

Explore the daily rainfall trends and prepare for Portrushs August weather 💧

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Location coordinates Where is Portrush?

Get accurate weather forecasts for Portrush, located at latitude 55.196 and longitude -6.649. Stay updated with localized weather information tailored for Portrush.

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